This is the 10 oldest marine species that can still be found underwater today: sturgeon. coelacanth. Cephalocarida. lamprey. horseshoe crab. Nautilus. sponge. jellyfish. The population of jellyfish is just over 500 million years and is actually increasing in warm waters.
Which is the oldest marine species?
The Arctica islandica also has the honor of being the oldest living animal in the world (excluding sponges).
What is the oldest living species on earth?
Cyanobacteria Cyanobacteria are the oldest extant species in the world. These bacteria are considered to be the oldest known organisms on earth.
What are the rarest marine life?
Seven of the world's rarest marine animals, Onibouzugi. Cymothoaexigua.NorthernStargazer.Spottedwobbegong.FrilledShark.Blobfish.Dumbo Octopus. Seven of the world's rarest marine animals-Animal Wised
![What is the oldest marine species in the world? What is the oldest marine species in the world?](/qa/public/cdn/what-is-the-oldest-marine-species-in-the-world.jpg)
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